WASD implements SSL using the freely available OpenSSL toolkit.

This directory is only a portion of the full OpenSSL toolkit, sufficient to support the SSL functionality of the WASD VMS Web Services package. There are also WASD-specific resources in the [.WASD] directory.

The original OpenSSL readme.
Please read the OpenSSL License conditions.
Further information, and full distributions of the toolkit, may be found at http://www.openssl.org/.